docs: def get_context_object_name(self, object_list):
          """Get the name of the item to be used in the context.
  
          See original in ``django.views.generic.list.MultipleObjectMixin``.
          """
          if self.context_object_name:
              return self.context_object_name
          elif hasattr(object_list, 'model'):
              object_name = object_list.model._meta.object_name.lower()
              return smart_str('{0}_list'.format(object_name))
          else:
              return None